<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
    <script>

    </script>
    <style media="screen">
        *{
            margin: 0;
            padding: 0;
        }
        #clock{
            width:800px;
            height: 800px;
            margin: 0 auto;
        }
    </style>
</head>
<body bgcolor="aqua">
<div id="clock">
    <canvas id="canvas" width="800" height="800">您的浏览器不支持canvas，请更换浏览器！</canvas>
</div>
<script src="scripts/clock.js" charset="utf-8"></script>
</body>
</html>
